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Finding the Fourth Proportional to 159,564.37, 239,346.55 and 48,755.41

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Solution

The fourth proportional to 159,564.37, 239,346.55 and 48,755.41 is: 73,133.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,564.37 : 239,346.55 = 48,755.41 : x
  2. Step 2: Convert to fraction form
    159,564.37/239,346.55 = 48,755.41/x
  3. Step 3: Cross multiply
    159,564.37x = 239,346.55 × 48,755.41
  4. Step 4: Simplify right side
    159,564.37x = 11,669,437,980.60
  5. Step 5: Solve for x
    x = 11,669,437,980.60/159,564.37
  6. Step 6: Final answer
    x = 73,133.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.